Olaitan O.

Key Skills

Software

Toloka

Other

Top Subject Matter

AI training data annotation and evaluation for NLP content quality

Written language assessment

content evaluation

Top Data Types

Text

Image

Document

Top Task Types

Data Collection

Freelancer Overview

AI Content Evaluator & Quality Assurance Reviewer in Contract Review, Compliance, and Legal Research. Brings 9+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Toloka and Other. Education includes Bachelor of Science, N/A. AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Data Collection.

Labeling Experience

AI Content Trainer & Data Annotator at Toloka (Feb 2022 – Present)

TolokaText

Served as an AI Content Trainer & Data Annotator by writing, reviewing, and refining text for AI training projects. Evaluated AI-generated responses for factual accuracy, logical reasoning, tone, and overall quality while flagging inconsistencies and suggesting improvements. Performed quality assurance reviews to ensure dataset guideline compliance and maintain high accuracy standards. • Wrote and edited training content following detailed style guides • Reviewed AI outputs for quality, clarity, and tone alignment • Flagged issues and provided improvement recommendations • Conducted QA checks across text, audio, and image datasets

2022 - Present

Research Participant & Content Evaluator at Prolific (Jan 2020 – Nov 2021)

OtherText

Worked as a Research Participant & Content Evaluator supporting academic and commercial research tasks focused on written language assessment and content evaluation. Produced responses and feedback within defined research protocols to maintain consistency and accuracy across studies. Delivered reliable contributions across multiple concurrent online research projects. • Completed written language and content evaluation tasks • Provided feedback following established research protocols • Ensured response accuracy and consistency across studies • Managed multiple concurrent online research assignments

2020 - 2021

Data Entry & Online Research Assistant (Jan 2018 – Dec 2020)

OtherTextData Collection

Performed online research and fact verification while producing clear written summaries and reports. Organized and maintained accurate written records to ensure consistency and quality of deliverables. Supported content review activities aligned with research data handling. • Conducted online research and fact-checking • Created written summaries and reports for deliverables • Maintained accurate records for consistency and quality • Supported ongoing content review tasks

2018 - 2020

Education

Work History